adjust pcap filter string for relay

daemon/src/CovertChannel/ProxyChannel.cpp

@@ -11,7 +11,7 @@ ProxyChannel::ProxyChannel(const std::string &innerInterface, const std::string
 
                     "tcp and src host " + targetIP + " and dst host " + ownIP + " and src port " + targetPort,
 
-                    "tcp and src host " + partnerIP + " and dst host " + ownIP + " and src port " + targetPort),
+                    "tcp and src host " + partnerIP + " and dst host " + ownIP + " and dst port " + targetPort),
       relayOnly(relayOnly), ownAddress(ownIP), partnerAddress(partnerIP), originAddress(originIP), targetAddress(targetIP) {}
 
 ProxyChannel::~ProxyChannel() {}
@@ -56,6 +56,7 @@ bool ProxyChannel::handlePartnerFromOuter(Tins::PDU &pdu) {
 		ip.src_addr(ownAddress);
 		ip.dst_addr(targetAddress);
 		outerSender.send(pdu);
+		std::cout << "relay" << std::endl;
 	} else {
 		// should already be addressed right
 		ip.src_addr(targetAddress);